Features:
BT 5.0 brings high data transfer speed, stable connection and low power consumption. Automatically pair after taken out from the charging case.
Multi-functional touch control, support switch songs, phone call, volume control and wake up voice assistant.
Built-in high-definition microphone, intelligent noise reduction, delivers clearer and more real talking sound in stereo mode.
40mAh battery single ear earphone, and charged automatically in the 250mAh charging case, ensuring about 4 hours working time when fully charged.
Lightweight and mini size, convenient to carry; In-ear design, fit well to your ear canal and provide you long time wearing comfort.

Specifications:
Brand & Model: Lenovo HT05
BT Version: BT 5.0
Drive Unit Diameter: 10mm
Color: Black/White(Optional)
Transmission Distance: about 10 meters (no obstacle)
Frequency Range: 20-20KHz
Speaker Sensitivity: 108dB
Charging Case Capacity: 3.7V 250mAh
Earphone Battery Capacity: 3.7V 40mAh
Working Time: 4 hours